package com.lanou.horo.zhuizhui.activity;

import android.os.Bundle;
import android.provider.Settings;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.widget.CompoundButton;
import android.widget.ImageView;
import android.widget.Switch;

import com.lanou.horo.zhuizhui.R;

/**
 * Created by dllo on 15/10/27.
 */
public class ReadSettingActivity extends AppCompatActivity implements View.OnClickListener, CompoundButton.OnCheckedChangeListener {
    private Switch nightMod;
    private ImageView backBtn;
    private int screenMod;
    private int screenV;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_setting_read);
        nightMod = (Switch) findViewById(R.id.nightMod);
        nightMod.setOnCheckedChangeListener(this);
        backBtn = (ImageView) findViewById(R.id.readSetBackBtn);
        backBtn.setOnClickListener(this);
        screenMod = getScreenMode();
        screenV = getScreenBrightness();
    }

    @Override
    public void onClick(View v) {
        switch (v.getId()) {
            case R.id.readSetBackBtn:
                finish();
                break;
        }
    }

    @Override
    public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
        switch (buttonView.getId()) {
            case R.id.nightMod:
                if (isChecked) {

                    if (screenMod == 1) {
                        setScreenMode(0);
                    }

                    setScreenBrightness(0);


                } else {

                    setScreenBrightness(225);
                    setScreenMode(1);

                }
                break;
        }
    }

    /**
     * 获得当前屏幕亮度的模式
     * SCREEN_BRIGHTNESS_MODE_AUTOMATIC=1 为自动调节屏幕亮度
     * SCREEN_BRIGHTNESS_MODE_MANUAL=0 为手动调节屏幕亮度
     */
    private int getScreenMode() {
        int screenMode = 0;
        try {
            screenMode = Settings.System.getInt(getContentResolver(), Settings.System.SCREEN_BRIGHTNESS_MODE);
        } catch (Exception localException) {

        }
        return screenMode;
    }

    /**
     * 获得当前屏幕亮度值 0--255
     */
    private int getScreenBrightness() {
        int screenBrightness = 255;
        try {
            screenBrightness = Settings.System.getInt(getContentResolver(), Settings.System.SCREEN_BRIGHTNESS);
        } catch (Exception localException) {

        }
        return screenBrightness;
    }

    /**
     * 设置当前屏幕亮度的模式
     * SCREEN_BRIGHTNESS_MODE_AUTOMATIC=1 为自动调节屏幕亮度
     * SCREEN_BRIGHTNESS_MODE_MANUAL=0 为手动调节屏幕亮度
     */
    private void setScreenMode(int paramInt) {
        try {
            Settings.System.putInt(getContentResolver(), Settings.System.SCREEN_BRIGHTNESS_MODE, paramInt);
        } catch (Exception localException) {
            localException.printStackTrace();
        }
    }

    /**
     * 设置当前屏幕亮度值 0--255
     * <p>
     * 保存当前的屏幕亮度值，并使之生效
     */
    private void setScreenBrightness(int paramInt) {
        Window localWindow = getWindow();
        WindowManager.LayoutParams localLayoutParams = localWindow.getAttributes();
        float f = paramInt / 255.0F;
        localLayoutParams.screenBrightness = f;
        localWindow.setAttributes(localLayoutParams);
        try {
            Settings.System.putInt(getContentResolver(), Settings.System.SCREEN_BRIGHTNESS, paramInt);
        } catch (Exception localException) {
            localException.printStackTrace();
        }

    }
}
